#343EDD#343EDD

#343EDD is a mid, highly saturated blue. Relative luminance 0.094; OKLCH L 47.5% C 0.235 H 270.7°. Best body text is #FFFFFF at 7.29:1 contrast (WCAG AA passes).

Color values

HEX	#343EDD
RGB	rgb(52, 62, 221)
HSL	hsl(236, 71%, 54%)
HSV	hsv(236, 76%, 87%)
CMYK	cmyk(76.5%, 71.9%, 0%, 13.3%)
CIE-LAB	lab(36.73, 49.85, -81.16)
CIE-LCH	lch(36.73, 95.25, 301.56°)
OKLab	oklab(47.54% 0.0028 -0.235)
OKLCH	oklch(47.54% 0.235 270.7)
XYZ	xyz(16.1855, 9.3940, 69.3528)
Luminance	0.0940 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#343EDD #DDD334

analogous

#3492DD #343EDD #7E34DD

triadic

#343EDD #DD343E #3EDD34

tetradic

#343EDD #DD3492 #DDD334 #34DD7E

square

#343EDD #DD3492 #DDD334 #34DD7E

split-complementary

#343EDD #DD7E34 #92DD34

monochromatic

#161C81 #1E27B5 #343EDD #6870E6 #9DA2EF

Accessibility & contrast

On white

7.29

#343EDD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.88

#343EDD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #343EDD

7.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##343EDD	#FFFFFF	#000000	##FFFFFF
##343EDD	1.00	7.29	2.88	7.29
#FFFFFF	7.29	1.00	21.00	1.00
#000000	2.88	21.00	1.00	21.00
##FFFFFF	7.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FE2

Deuteranopia (green-blind)

#004EDA

Tritanopia (blue-blind)

#006C8A

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #343edd;
/* rgb */ color: rgb(52, 62, 221);
/* oklch */ color: oklch(47.5% 0.235 270.7);

Tailwind

colors: {
  custom: {
    50: '#8775e9',
    500: '#343edd',
    950: '#000000',
  },
}

SCSS

$custom: #343edd;
$custom-light: #8775e9;
$custom-dark: #000000;

JSON

{
  "hex": "#343edd",
  "rgb": {
    "r": 52,
    "g": 62,
    "b": 221
  },
  "hsl": {
    "h": 236.45,
    "s": 71.308,
    "l": 53.529
  },
  "oklch": {
    "l": 0.47539,
    "c": 0.23504,
    "h": 270.7
  },
  "luminance": 0.09396
}

Semantic roles & 50–950 ramp

primary

#343EDD

secondary

#DBD692

accent

#E33AEE

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0D0816

muted

#7E7B84

Preview Lab

Preview with #343EDD

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →